from math import asin, pow

#All results in m, kN and Sec
# Define ELEMENTS & SECTIONS 
m = 1.0
kN = 1.0
sec = 1.0
ton = 1.0
LunitTXT = 'm'
FunitTXT = 'kN'
TunitTXT = 'sec'
MunitTXT = 'ton'
mm = m / 1000
mm2 = pow(mm,2)
mm4 = pow(mm,4)
cm = m / 100
N = kN / 1000
MPa = N / mm2
PI = 2 * asin(1.0)
g = 9.806 * m/pow(sec,2)
kg = ton / 1000
kg_m3 = kg / pow(m,3)
Ubig = 1e10
Usmall = 1/Ubig

